.clear {
    clear: both;
}

.timeline-box {
    background: #fff;
    padding: 8px;
    position: relative;
    min-height: 90vh;
    margin-top: 20px;
}

.timeline-main {
    position: relative;
    min-height: 85vh;
}

.timeline-main > h1 {
    font-size: 18px;
    background: #fff;
    z-index: 1;
    position: relative;
    color: #484348;
    margin-left: 33%; /*д����֧�� calc()�������*/
    margin-left: -moz-calc(35% - 7px);
    margin-left: -webkit-calc(35% - 7px);
    margin-left: calc(35% - 7px);
}

.timeline-main > h1 > i {
    padding-right: 10px;
    font-size: 20px;
}

.timeline-main > h1 > span {
    display: none;
}


.timeline-main h2,
.timeline-main h2 > a {
    font-size: 15px;
    margin: 5px 0;
    color: #6bc30d;
}

.timeline-main h3,
.timeline-main h3 > a {
    font-size: 14px;
    margin: 2px 0;
    color: #FF5722;
}

.timeline-month > ul > li {
    padding: 10px 0;
}

.timeline-month > ul > li .h4 {
    display: inline-block;
    width: 31%;
    text-align: right;
    float: left;
}

.date {
    display: inline-block;
    padding: 2px 5px;
    color: #484348;
    font-size: 15px;
    margin-top: 5px;
}

.dot-circle {
    color: #009688;
    width: 8%;
    text-align: center;
    font-size: 22px;
    z-index: 1;
    position: relative;
    background: #fff;
    float: left;
}

.content {
    max-width: 50%;
    float: left;
    padding: 10px;
    margin-left: 10px;
    position: relative;
    z-index: 1;
    background: #009688;
    color: #fff;
}

.content img {
    width: 100%
}

.content::before {
    position: absolute;
    left: -20px;
    top: 6px;
    height: 0;
    width: 0;
    content: '';
    border: 10px solid rgba(255, 255, 255, 0.00);
    border-top: 6px solid rgba(255, 255, 255, 0.00);
    border-bottom: 6px solid rgba(255, 255, 255, 0.00);
    border-right-color: #009688;
}

.timeline-line {
    position: absolute;
    left: 35%;
    top: 0;
    height: 100%;
    width: 2px;
    background: #009688;
    z-index: 0;
}

.timeline-year {
    margin: 10px 0;
}

/* С��Ļ��ƽ�壬���ڵ��� 768px�� */
@media (min-width: 768px) {
    .timeline-box {
        background: #fff;
        padding: 15px;
        position: relative;
        min-height: 90vh;
    }

    .timeline-main > h1 {
        font-size: 26px;
        margin-left: 16%; /*д����֧��calc()�������*/
        margin-left: -moz-calc(18% - 13px);
        margin-left: -webkit-calc(18% - 13px);
        margin-left: calc(18% - 13px);
    }

    .timeline-main > h1 > i {
        font-size: 30px;
    }

    .timeline-main > h1 > span {
        display: inline;
    }

    .timeline-main h2,
    .timeline-main h3 {
    }

    .timeline-main h2,
    .timeline-main h2 > a {
        font-size: 24px;
    }

    .timeline-main h3,
    .timeline-main h3 > a {
        font-size: 20px;
    }

    .timeline-month > ul > li .h4 {
        width: 16%;
    }

    .dot-circle {
        width: 4%;
        font-size: 22px;
    }

    .content {
        max-width: 70%;
    }

    .timeline-line {
        left: 18%;
    }
}

/* �е���Ļ��������ʾ�������ڵ��� 992px�� */
@media (min-width: 992px) {
    .timeline-main > h1 {
        font-size: 34px;
        background: #fff;
        z-index: 1;
        position: relative;
        color: #009688;
        margin-left: 17%; /*д����֧��calc()�������*/
        margin-left: -moz-calc(18% - 16px);
        margin-left: -webkit-calc(18% - 16px);
        margin-left: calc(18% - 16px);
    }

    .timeline-main > h1 > i {
        font-size: 30px;
    }

    .timeline-main h2,
    .timeline-main h2 > a {
        font-size: 25px;
    }

    .timeline-main h3,
    .timeline-main h3 > a {
        font-size: 20px;
    }
}
